Systems Administrator (Tier 2 Level 2) - TS/SCI Clearance With Full Scope Polygraph Required

J T; Annapolis (MD); On-site; USD 94,000 - 113,000; Full time

Benefits offered by this job

Medical, Dental, Vision insurance

Life Insurance & Disability

Paid Holidays & PTO

401(k) with company matching

Tuition reimbursement & CE support

Job summary

J T is seeking a Tier 2 Level 2 Systems Administrator in Annapolis Junction, MD. This role health-checks server infrastructure, ensures security, and maintains core applications in a secure environment.

The ideal candidate will provide advanced Tier 2 support, execute patch management, and collaborate on cross-functional IT projects while adhering to strict security controls and compliance standards.

Qualifications

• Clearance: Active TS/SCI with Polygraph required.
• Education/Experience: HS Diploma 15+ years OR Bachelor's with 10+ years of IT/sysadmin experience.
• Certifications: At least one IAT Level 1 compliant (e.g., CompTIA A+ CE, CompTIA Network+ CE).
• Technical proficiencies: Windows/Linux server and OS administration; hardware maintenance; remote access tools; security tooling.

Responsibilities

• Monitor and maintain enterprise servers, OSes, and key applications.
• Apply patches and configuration changes per change management procedures.
• Perform routine health checks, capacity planning, and performance tuning.
• Provide Tier 2 support for escalated issues from help desk.
• Diagnose and resolve complex system, application, and network incidents.
• Manage user accounts and access controls per least-privilege.
• Install, configure, and deploy new systems and management tools.
• Create and maintain documentation for configurations and standards.
• Ensure security policies and federal compliance; monitor controls.

Skills

Security clearance

Experience in IT

Team collaboration

Education

High School Diploma / GED with 15+ years

Bachelor’s Degree in IT or related field with 10+ years

Tools

Server & OS Administration

Remote Desktop/Assistance tools

Security tools (endpoint protection, firewalls)

Job description

Security Clearance: Active TS/SCI with Polygraph Required

Salary Range: $94,000 – $113,000 (commensurate with experience, education, and skills)

Position Overview

Location: Annapolis Junction, MD

Position Type: Full-Time

Shift: Wednesday – Sunday, 10:00 PM – 6:00 AM (Training: Monday – Friday, 6:00 AM – 2:00 PM)

Security Clearance: Active TS/SCI with Polygraph Required

Salary Range: $94,000 – $113,000 (commensurate with experience, education, and skills)

We are seeking a Tier 2 Level 2 Systems Administrator to join our team in Annapolis Junction, MD. This role is responsible for maintaining the health, security, and performance of server infrastructure, operating systems, and core applications across a secure enterprise environment.

The ideal candidate will provide advanced technical support for escalated issues, execute patch management and system configurations, maintain strict security controls, and collaborate on cross-functional IT projects.

Key Responsibilities

System Administration & Maintenance

• Monitor, manage, and maintain enterprise servers, operating systems, and key business applications.
• Apply patches, updates, and configuration changes in accordance with established change management procedures.
• Perform routine system health checks, capacity planning, and performance tuning.

User Support & Troubleshooting

• Provide advanced (Tier 2) technical support for escalated issues from help desk/Tier 1 teams.
• Diagnose and resolve complex system, application, and network-related incidents.
• Manage user accounts, permissions, and access controls following principle-of-least-privilege guidelines.

Implementation & Configuration

• Install, configure, and deploy new systems, hardware, applications, and management tools.
• Assist with system upgrades, data migrations, and tool integrations.
• Create and maintain comprehensive documentation for system configurations, operational procedures, and IT standards.

Security & Compliance

• Ensure all systems adhere to organizational security policies and federal compliance standards.
• Implement and monitor security controls, including antivirus, endpoint protection, firewalls, and access management solutions.
• Participate in system audits, risk assessments, and vulnerability remediation activities.

Monitoring & Reporting

• Use enterprise monitoring tools to track system performance, availability, and storage capacity.
• Respond to automated alerts, incidents, and system outages; conduct root cause analysis and perform corrective actions.
• Prepare routine reports on system health, open incidents, and infrastructure improvements for leadership.

Collaboration & Process Improvement

• Partner with network, security, application, and help desk teams on cross-functional initiatives.
• Contribute to the continuous improvement of IT standards, workflows, and technical documentation.
• Provide input on technology selections and system architecture design.

Required Qualifications & Skills

• Clearance: Active TS/SCI security clearance with a current Polygraph is strictly required.
• Education & Experience:
  • High School Diploma / GED with 15+ years of relevant IT/systems administration experience; OR
  • Bachelor’s Degree in IT, Computer Science, or related field with 10+ years of relevant experience.
• Certifications (Must hold at least one IAT Level 1 compliant certification):
  • CompTIA A+ CE
  • CompTIA Network+ CE
• Technical proficiencies:
  • Server & OS Administration (Windows / Linux)
  • Hardware installation, maintenance, and troubleshooting
  • Remote Desktop & Remote Assistance tools
  • Security tools (endpoint protection, firewalls, access management)

Compensation & Benefits

• Salary Range: $94,000 – $113,000 per year (final compensation depends on experience, skills, and contractual guidelines).
• Comprehensive Healthcare: Medical, Dental, and Vision insurance options.
• Financial Protection: Basic Life Insurance and Short/Long-Term Disability Insurance.
• Time Off: Paid Holidays, Paid Time Off (PTO), and Paid Parental Leave.
• Retirement: 401(k) plan with company matching contributions.
• Professional Growth: Tuition reimbursement and continuing education support.